Above the Horizon: Information, courses and resources for 2G and 3G wireless networks & devices, including technical, business and marketing aspects.
APIS Training & Seminars: Guide to independent competence in Mobile Telecom and Wireless Internet. Training and Seminars provides courses through in-house training, open courses or over the Internet.
GigaWave Technologies: Provides instructor-led and online courses for wireless local area networks (WLAN), wireless LAN bridging, wireless LAN security and other emerging technologies.
Global Wireless Education Consortium: Non-profit organization providing wireless curriculum for colleges and industry.
Link Consulting: Recruitment firm that also offers multi-day wireless telecoms training courses.
PMCG Consultancy Ltd: Offers courses on GSM, GPRS and UMTS.
Widermind: Offer training to telecom professionals working with evolving GSM toward GPRS, UMTS and other 3G technologies.
Wray Castle: Provider of Telecommunications and Wireless technology engineer training. Public and Custom courses available.